src/dochelper/FileTransformDefinition.java

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/*
 * FileRenderDefinition.java
 *
 * Created on March 13, 2009, 10:01 AM
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package dochelper;

import dochelper.exceptions.InitializationException;
import dochelper.util.FileUtils;
import java.io.File;
import java.io.IOException;
import java.util.regex.MatchResult;

public class FileTransformDefinition implements TransformDefinition {
    
    private final String TEXT;    
    
    public FileTransformDefinition(File file) throws InitializationException {
        try {
            TEXT = FileUtils.FileToString(file);
        }
        catch(IOException ioe) {
            throw new InitializationException(ioe.getMessage());
        }        
    }
    
    public FileTransformDefinition(String path) throws InitializationException {
        File file = new File(path);
        try {
            TEXT = FileUtils.FileToString(file);
        }
        catch(IOException ioe) {
            throw new InitializationException(ioe.getMessage());
        }        
    }
    
    public String render(MatchResult result) {
        
        String strResult = this.getText();
        
        //get the group number
        int groups = result.groupCount();
        
        //find the group replacement identifiers and replace them with the appropriate group
        for (int i = 0; i <= groups; i++)  {
            String groupID = "\\$" + i;            
            strResult = strResult.replaceAll(groupID, result.group(i));
        }
        
        return strResult;
    }
    
    public String getText() {
        return TEXT;
    }
    
    
}

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